FOR VIEWERS IN BLOCKED COUNTRIES, SBS ALLOWS YOU TO WATCH HERE TOO: www.kpopchannel.tv/k-videos ©SBS&SBS Contents Hub. “While You Were Sleeping” is a South Korean television drama starring Lee Jong-suk, Bae Suzy, Lee Sang-yeob, Ko Sung-hee and Jung Hae-in. It airs on SBS, every Wednesday and Thursday at 22:00 (KST) time slot, and premiered on September 27, 2017 with 7.2 percent in the first half and 9.2 percent in the second half in all of South Korea. It is a 2017 South Korean drama series directed by Oh Choong Hwan and written by Park Hye Ryun. This drama is not related to the 1995 film starring Sandra Bullock. The drama is about a woman, Hong-joo (Bae Suzy), who can see unfortunate events in her dreams, and a prosecutor, Jae-chan (Lee Jong-suk) who does everything he can to prevent the woman's dreams from coming true.